Finding the Fourth Proportional to 891,832.53, 1,229,029.87 and 875,435.67
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Solution
The fourth proportional to 891,832.53, 1,229,029.87 and 875,435.67 is: 1,206,433.44
Step by Step Solution
- Step 1: Write the proportion equation
891,832.53 : 1,229,029.87 = 875,435.67 : x - Step 2: Convert to fraction form
891,832.53/1,229,029.87 = 875,435.67/x - Step 3: Cross multiply
891,832.53x = 1,229,029.87 × 875,435.67 - Step 4: Simplify right side
891,832.53x = 1,075,936,587,693.46 - Step 5: Solve for x
x = 1,075,936,587,693.46/891,832.53 - Step 6: Final answer
x = 1,206,433.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.